| catty(adjective, mean, nasty, unfriendly, hateful) |
| cave-dweller |
| checked(still, hushed, soundless) |
| clammed up(expression, quiet, still, shy, reserved) |
| cloistered(adjective, close, quiet, private, isolated) |
| closed up(expression, still, hushed, soundless) |
| closemouthed(quiet, still, shy, silent, hushed) |
| closet(close, quiet, private, isolated, secluded) |
| cold fish(expression, adjective, indifferent, detached, distant) |
| coldhearted(adjective, person) |
| competitive(adjective, mean, nasty, cold, unfriendly) |
| complaining(adjective, bad person) |
| confidential(close, quiet, private, isolated, secluded) |
| contentious(adjective, mean, nasty, unfriendly, hateful) |
| crabbed(rude, coarse, sullen, grumpy, bad-tempered) |
| curbed(still, hushed, soundless) |
| curt(rude, coarse, reserved, reticent, sullen) |
| cut off(expression, close, quiet, private, isolated) |
| dejected(adjective, sullen) |
| demure |